CN207006826U - A kind of heat-proof device for shaft furnace - Google Patents
A kind of heat-proof device for shaft furnace Download PDFInfo
- Publication number
- CN207006826U CN207006826U CN201720907194.2U CN201720907194U CN207006826U CN 207006826 U CN207006826 U CN 207006826U CN 201720907194 U CN201720907194 U CN 201720907194U CN 207006826 U CN207006826 U CN 207006826U
- Authority
- CN
- China
- Prior art keywords
- plate
- heat
- ring body
- proof device
- vertical tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
A kind of heat-proof device for shaft furnace, including inner ring body and outer ring body, the vertical tube of up/down perforation is provided with the middle part of inner ring body, for installing distributing device, inner ring body is made up of the ventilating layer on top and the thermal insulation layer of bottom, several inner support plates are vertically arranged, leave distance between the inner face of each inner support plate and the lateral wall of vertical tube, are easy to air circulation；Bottom plate of the thermal insulation layer by connecting cylinder and with through hole forms, the top of connecting cylinder and the bottom of lower plate are connected, and bottom and the bottom plate of connecting cylinder are connected, and are installed at the top of vertical tube in the through hole of upper plate, the middle part of vertical tube passes through the through hole of lower plate, and the bottom of vertical tube is installed in the through hole of bottom plate.The utility model advantage：Radiated by cross-ventilation, and be thermally shielded using the thermal insulation layer of inner ring body, improve effect of heat insulation.The normal work of distributing device has been ensured, control room is set more conducively above burning zone and arranges operating personnel.
Description
Technical field
It the utility model is related to heat-proof device field, more particularly to a kind of heat-proof device for shaft furnace.
Background technology
A kind of shaft furnace, the vertical continous way kiln being made up of the outer steel shell with vertical axis and fireproof brick inner lining, is used for
Lumpy bulk material is fired, usually using liquid or solid fuel, refractories industry use is extensive at home.Shaft furnace thermal technology generally divides
For " three bands ", i.e. preheating zone, burning zone, cooling zone.In calcination process, the continual conduction upwards of heat in burning zone,
In order to protect the distributing device above burning zone not to be damaged by heat, it is provided with the middle part of the top of burning zone, distributing device heat-insulated
Layer, this thermal insulation layer are made up of upper, middle and lower layer, and upper and lower layer is metallic plate, and middle level is heat-barrier material；This thermal insulation layer distributing device it
It is arranged in kiln body, because distributing device bottom is structure of wagging the tail, therefore is needed in the middle part of the thermal insulation layer installed afterwards reserved bigger afterwards
Mounting hole, good sealing effectiveness can not be realized, make heat in burning zone by the space between mounting hole and distributing device to
Upper conduction, and then effect of heat insulation is influenceed, the fault rate of distributing device is improved, and with following Automated condtrol, can be in burning zone
Top sets control room and arranges operating personnel, then improving effect of heat insulation turns into a problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is for above shortcomings in the prior art, there is provided it is a kind of for shaft furnace every
Thermal, this heat-proof device is thermally shielded using air layer, and is radiated by cross-ventilation, without heat-barrier material, is but improved
Effect of heat insulation, the normal work of distributing device is ensured, control room is set more conducively above burning zone and arranges operating personnel.
The utility model provides a kind of heat-proof device for shaft furnace, it is characterised in that：It is described be used for shaft furnace every
Thermal, including inner ring body and outer ring body, the vertical tube of up/down perforation is provided with the middle part of inner ring body, for installing distributing device,
Inner ring body is made up of the ventilating layer on top and the thermal insulation layer of bottom, and ventilating layer is by the upper and lower plate with through hole and is arranged on upper and lower
Several inner support plates composition between plate, several inner support plates are vertically arranged, the inner face and vertical tube of each inner support plate
Lateral wall between leave distance, be easy to air circulation；
Bottom plate of the thermal insulation layer by connecting cylinder and with through hole forms, and the top of connecting cylinder and the bottom of lower plate are connected, connection
The bottom of cylinder is connected with bottom plate, is installed at the top of vertical tube in the through hole of upper plate, and the middle part of vertical tube passes through the through hole of lower plate, vertical tube
Bottom be installed in the through hole of bottom plate；Outer ring body is by upper ring plate, lower ring plate and is arranged on outside several between upper and lower ring flat-plate
Gripper shoe groups are into the inner side of upper ring plate and the outside of upper plate are connected, and upper ring plate is connected by upper inner ring and upper outer shroud and formed, ventilating layer
Lower plate be installed on lower ring plate.
Connecting plate, described external support board and inner support plate one are provided with the outer face of described each inner support plate
One correspondence, and the two is connected by connecting plate.
The upper and lower plate of described ventilating layer is annular slab that is horizontal, being coaxially disposed, convenient welding during in order to process, upper plate
Diameter be less than lower plate diameter；Alignd with the lateral wall of upper plate the outer face of several described inner support plates.
Several described inner support plates are uniformly distributed centered on vertical tube, along its circumferencial direction.
In order to protect kiln inwall, retaining cylinder is provided with the lower ring plate bottom of described outer ring body, described retaining cylinder
Between the lateral wall of gapless between lateral wall and kiln inwall, the madial wall of described retaining cylinder and the connecting cylinder of thermal insulation layer continuously
Gap.
The inspection section of several up/down perforations is provided with described inner ring body, several inspection sections are using vertical tube in
The heart, along its even circumferential be distributed, quartz glass and temperature sensor are provided with the top of inspection section.
Several dust removing tubes are provided with described inner ring body, dust removing tube is connected outside kiln body and below heat-proof device
Inside kiln body.
The upper inner ring of described upper ring plate is spliced by several interior scoreboards.
The upper outer shroud of described upper ring plate is spliced by several outer scoreboards.
Fire-proof and thermal-insulation coating is scribbled on the described madial wall of retaining cylinder and the lower surface of bottom plate.
The utility model advantage：
The utility model uses inside and outside ring body structurc, and the air outside kiln body passes through logical with inner ring body inside outer ring body
Stratification of wind communicates, and is radiated by cross-ventilation, and is thermally shielded using the thermal insulation layer of inner ring body, without heat-barrier material, but improve
Effect of heat insulation.The normal work of distributing device has been ensured, control room is set more conducively above burning zone and arranges operating personnel.
Brief description of the drawings
Fig. 1 is the structural representation of the heat-proof device of the present utility model for shaft furnace；
Fig. 2 is the structural representation after inner ring body of the present utility model and inspection section, dust removing tube installation；
Fig. 3 is Fig. 2 side view cutaway drawing；
Fig. 4 is the structural representation after outer ring body and the installation of retaining cylinder；
Fig. 5 is the structural representation that the utility model is arranged in kiln body；
In figure,
1- inner ring bodies, 11- ventilating layers, 111- upper plates, 112- lower plates, 113- inner support plates, 12- thermal insulation layers, 121- connections
Cylinder, 122- bottom plates,
2- outer ring bodies, 21- upper ring plates, 211- upper inner rings, scoreboard in 2111-, the upper outer shrouds of 212-, the outer scoreboards of 2121-, 22-
Lower ring plate, 23- external support boards,
3- connecting plates, 4- vertical tubes, 5- retaining cylinders, 6- inspection sections, 61- quartz glass, 62- temperature sensors, 7- kiln inwalls,
8- dust removing tubes, 9- distributing devices.
Embodiment
To make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings 1~5 and real
Example is applied to be described in further detail the utility model.
A kind of heat-proof device for shaft furnace, it is characterised in that：Including inner ring body 1 and outer ring body 2, in described inner ring body
1 middle part is provided with the vertical tube 4 of up/down perforation, for installing distributing device 9, described inner ring body 1 by top the He of ventilating layer 11
The thermal insulation layer 12 of bottom forms, described ventilating layer 11 by the upper plate 111 with through hole, lower plate 112 and be arranged on upper and lower plate it
Between several inner support plates 113 form, several inner support plates 113 are vertically arranged, the inner face of each inner support plate 113 with
Distance is left between the lateral wall of vertical tube 4, is easy to air circulation；Described thermal insulation layer 12 is by connecting cylinder 121 and has through hole
Bottom plate 122 forms, and the top and the bottom of lower plate 112 of connecting cylinder 121 are connected, and bottom and the bottom plate 122 of connecting cylinder 121 are connected,
The top of described vertical tube 4 is installed in the through hole of upper plate 111, and the middle part of vertical tube 4 passes through the through hole of lower plate 112, the bottom of vertical tube 4
Portion is installed in the through hole of bottom plate 122；Described outer ring body 2 is by upper ring plate 21, lower ring plate 22 and is arranged between upper and lower ring flat-plate
Several external support boards 23 form, the inner side and the outside of upper plate 111 of described upper ring plate 21 are connected, described upper ring plate 21
It is connected and is formed by upper inner ring 211 and upper outer shroud 212, the lower plate 112 of described ventilating layer 11 is installed on lower ring plate 22.
Connecting plate 3, described external support board 23 and interior branch are provided with the outer face of described each inner support plate 113
Fagging 113 is corresponded, and the two is connected by connecting plate 3.
The upper and lower plate of described ventilating layer 11 is annular slab that is horizontal, being coaxially disposed, convenient welding during in order to process, on
The diameter of plate 111 is less than the diameter of lower plate 112；The outer face of several described inner support plates 113 and the lateral wall of upper plate 111
Alignment.
Several described inner support plates 113 are uniformly distributed centered on vertical tube 4, along its circumferencial direction.
In order to protect kiln inwall 7, the bottom of lower ring plate 22 of described outer ring body 2 is provided with retaining cylinder 5, described retaining
Gapless between the lateral wall and kiln inwall 7 of cylinder 5, the madial wall of described retaining cylinder 5 are outer with the connecting cylinder 121 of thermal insulation layer 12
Gapless between side wall.
The inspection section 6 of several up/down perforations is provided with described inner ring body 1, several inspection sections 6 are with vertical tube 4
Center, along its even circumferential be distributed, the top of inspection section 6 is provided with quartz glass 61 and temperature sensor 62, is easy to understand
Calcining situation inside kiln body.
Several dust removing tubes 8 are provided with described inner ring body 1, dust removing tube 8 is connected outside kiln body and under heat-proof device
Inside the kiln body of side.
For the ease of welding processing, the upper inner ring 211 of described upper ring plate 21 is by scoreboard in several shape identicals
2111 are spliced.
For the ease of welding processing, the upper outer shroud 212 of described upper ring plate 21 is by scoreboard outside several shape identicals
2121 are spliced.
Fire-proof and thermal-insulation coating, fire-proof and thermal-insulation coating are scribbled on the madial wall of described retaining cylinder 5 and the lower surface of bottom plate 122
For nano composite ceramic coating.
With reference to this example demonstrates that using process：
The utility model uses inside and outside ring body structurc, the inside and outside equal decomposable asymmetric choice net of ring body, before in kiln body, first will
Distributing device 9 is fixed on inner ring body 1 by vertical tube 4：, can be by the feeding pipe at the middle part of distributing device 9 because distributing device 9 is detachable
It is engaged with vertical tube 4, then the discharge pipe of the structure of wagging the tail of bottom is connected with the feeding pipe at the middle part of distributing device 9, without
Reserved bigger space, good sealing effect.
Ventilating opening is processed on kiln body outer wall, it is corresponding with outer ring body 2 of the present utility model, so that air can be from ventilation
Mouth enters the passage formed by upper ring plate 21, lower ring plate 22 with external support board 23, and enters the ventilating layer 11 of inner ring body 1, then
Again by the passage formed by upper ring plate 21, lower ring plate 22 with external support board 23, finally flowed out from the ventilating opening of kiln body outer wall.
Utility model crossing in kiln body is claimed as follows：First by the lower ring plate 22 being fixed together, external support board 23
It is placed on retaining cylinder 5 at the top of kiln body, gapless between the lateral wall and kiln inwall 7 of retaining cylinder 5, is easy to protect kiln inwall 7；Again
Preprepared inner ring body 1 and distributing device 9 are placed at the top of kiln body, the outward flange of the lower plate 112 of inner ring body 1 rides over lower ring plate
On 22, the thermal insulation layer 12 of inner ring body 1 is placed in retaining cylinder 5；External support board 23 is welded with inner support plate 113 by connecting plate 3
It is connected together, then each outer scoreboard 2121 of burn-oning successively, each interior scoreboard 2111 of finally burn-oning successively.
The heat-insulated process of the utility model：Applied on the madial wall of retaining cylinder 5 of the present utility model and the lower surface of bottom plate 122
There is fire-proof and thermal-insulation coating, fire-proof and thermal-insulation coating is nano composite ceramic coating, can stop a part of heat.Due to the heat of air
Conductibility will be less than any heat-barrier material, not have filling with insulation material in the thermal insulation layer 12 that the utility model uses, but by every
Heat of the air insulated from burning zone in thermosphere 12, but due to burning zone heat continually, thermal insulation layer 12 or meeting
Conduct a part of heat, but when heat continues up conduction, the air that can be vented circulation in layer 11 is taken away, be finally reached every
The purpose of heat.
Claims (10)
- A kind of 1. heat-proof device for shaft furnace, it is characterised in that：The described heat-proof device for shaft furnace, including inner ring body and Outer ring body, the vertical tube of up/down perforation is provided with the middle part of inner ring body, for installing distributing device, inner ring body by top ventilating layer Formed with the thermal insulation layer of bottom, ventilating layer is by the upper and lower plate with through hole and several inner supports being arranged between upper and lower plate Plate forms, and several inner support plates are vertically arranged, and distance is left between the inner face of each inner support plate and the lateral wall of vertical tube, It is easy to air circulation；Bottom plate of the thermal insulation layer by connecting cylinder and with through hole forms, and the top of connecting cylinder and the bottom of lower plate are connected, connecting cylinder Bottom is connected with bottom plate, is installed at the top of vertical tube in the through hole of upper plate, and the middle part of vertical tube passes through the through hole of lower plate, the bottom of vertical tube Portion is installed in the through hole of bottom plate；Outer ring body is by upper ring plate, lower ring plate and several outer supports being arranged between upper and lower ring flat-plate Plate is formed, and the inner side of upper ring plate and the outside of upper plate are connected, and upper ring plate is connected by upper inner ring and upper outer shroud and formed, under ventilating layer Plate is installed on lower ring plate.
- 2. according to the heat-proof device for shaft furnace described in claim 1, it is characterised in that：In described each inner support plate Connecting plate is provided with outer face, described external support board is corresponded with inner support plate, and the two is connected by connecting plate.
- 3. according to the heat-proof device for shaft furnace described in claim 1, it is characterised in that：The upper and lower plate of described ventilating layer For annular slab that is horizontal, being coaxially disposed, convenient welding during in order to process, the diameter of upper plate is less than the diameter of lower plate；If described Alignd with the lateral wall of upper plate a dry outer face for inner support plate.
- 4. according to the heat-proof device for shaft furnace described in claim 1, it is characterised in that：Several described inner support plates with It is uniformly distributed centered on vertical tube, along its circumferencial direction.
- 5. according to the heat-proof device for shaft furnace described in claim 1, it is characterised in that：In order to protect kiln inwall, described The lower ring plate bottom of outer ring body be provided with retaining cylinder, gapless between the lateral wall and kiln inwall of described retaining cylinder is described Retaining cylinder madial wall and thermal insulation layer connecting cylinder lateral wall between gapless.
- 6. according to the heat-proof device for shaft furnace described in claim 1, it is characterised in that：It is provided with described inner ring body The inspection section of several up/down perforations, several inspection sections are distributed centered on vertical tube, along its even circumferential, on the top of inspection section Portion is provided with quartz glass and temperature sensor.
- 7. according to the heat-proof device for shaft furnace described in claim 1, it is characterised in that：It is provided with described inner ring body Several dust removing tubes, dust removing tube are connected inside the kiln body outside kiln body and below heat-proof device.
- 8. the heat-proof device according to claim 1 for shaft furnace, it is characterised in that：The upper inner ring of described upper ring plate by Several interior scoreboards are spliced.
- 9. the heat-proof device according to claim 1 for shaft furnace, it is characterised in that：The upper outer shroud of described upper ring plate by Several outer scoreboards are spliced.
- 10. the heat-proof device according to claim 5 for shaft furnace, it is characterised in that：The madial wall of described retaining cylinder With fire-proof and thermal-insulation coating is scribbled on the lower surface of bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720907194.2U CN207006826U (en) | 2017-07-25 | 2017-07-25 | A kind of heat-proof device for shaft furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720907194.2U CN207006826U (en) | 2017-07-25 | 2017-07-25 | A kind of heat-proof device for shaft furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207006826U true CN207006826U (en) | 2018-02-13 |
Family
ID=61457411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720907194.2U Expired - Fee Related CN207006826U (en) | 2017-07-25 | 2017-07-25 | A kind of heat-proof device for shaft furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207006826U (en) |
-
2017
- 2017-07-25 CN CN201720907194.2U patent/CN207006826U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106802088B (en) | External cooling device and method for thermal state direct reduction iron furnace | |
| CN207006826U (en) | A kind of heat-proof device for shaft furnace | |
| CN111365997A (en) | Furnace top sealing device for producing large-crystal fused magnesia ore heating furnace | |
| CN102419087B (en) | Carbon calcinations rotary kiln secondary wind pipe installation structure and installation method | |
| CN210801998U (en) | Kiln warm area insulation construction | |
| CN206369470U (en) | Open titanium slag electric furnace ramming bell | |
| WO2022068053A1 (en) | New atmosphere protection kiln | |
| CN205679047U (en) | Shaft furnace | |
| CN103418781A (en) | Haul multi-modal steel ladle roasting furnace kiln | |
| CN107176606A (en) | The system and method for reclaiming carbide liquid sensible heat | |
| CN209341824U (en) | A kind of bottom construction of can-type calcine furnace | |
| CN207600181U (en) | A kind of microwave smelting-furnace | |
| CN206624895U (en) | A kind of driving gas protection of pipe device of RH refinings dip pipe | |
| CN206905518U (en) | A kind of multi-layer energy-saving heating furnace | |
| CN206447782U (en) | A kind of novel environment friendly kiln | |
| CN213687835U (en) | Novel atmosphere protection kiln structure | |
| CN110132015A (en) | A kind of shower furnace combustion chamber masonry construction and its technique | |
| CN206207998U (en) | Oxygen enriched molten bath smelting furnace | |
| CN206601041U (en) | A kind of horizontal revolving cylinder cooler feed chute | |
| CN212842931U (en) | Furnace top sealing device for producing large-crystal fused magnesia ore heating furnace | |
| CN108996927A (en) | MAERZ lime kiln with cooling support post | |
| CN213687836U (en) | Kiln with temperature rising section having lower smoke discharging function | |
| RU158397U1 (en) | HEATER RECOVER | |
| CN206656604U (en) | A kind of industrial furnace | |
| CN209741011U (en) | Device for prolonging service life of high-temperature shaft kiln |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20210725 |